Melding: Could not load file or assembly 'System.Core, Version=3.5.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089' or one of its dependencies. The system cannot find the file specified.
Voor de systeembeheerder
Probleem in .Net Framework.
Repareer .Net framework
(soms middels cmd > system32 > "sfc /scannow" op te lossen.